From e147a6cb9bf72ed45a2e4add47b8c946d4ff16cd Mon Sep 17 00:00:00 2001 From: Guldoman Date: Mon, 14 Nov 2022 14:08:33 +0100 Subject: [PATCH] Add `tokenizer.extract_subsyntaxes` --- data/core/tokenizer.lua | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/data/core/tokenizer.lua b/data/core/tokenizer.lua index dd1f2e2c..a80214e7 100644 --- a/data/core/tokenizer.lua +++ b/data/core/tokenizer.lua @@ -100,6 +100,21 @@ local function retrieve_syntax_state(incoming_syntax, state) return current_syntax, subsyntax_info, current_pattern_idx, current_level end +---Return the list of syntaxes used in the specified state. +---@param base_syntax table @The initial base syntax (the syntax of the file) +---@param state string @The state of the tokenizer to extract from +---@return table @Array of syntaxes starting from the innermost one +function tokenizer.extract_subsyntaxes(base_syntax, state) + local current_syntax + local t = {} + repeat + current_syntax = retrieve_syntax_state(base_syntax, state) + table.insert(t, current_syntax) + state = string.sub(state, 2) + until #state == 0 + return t +end + local function report_bad_pattern(log_fn, syntax, pattern_idx, msg, ...) if not bad_patterns[syntax] then bad_patterns[syntax] = { }